Home / 481,682.27-664,091.39-414,421.76

Finding the Fourth Proportional to 481,682.27, 664,091.39 and 414,421.76

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Solution

The fourth proportional to 481,682.27, 664,091.39 and 414,421.76 is: 571,359.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,682.27 : 664,091.39 = 414,421.76 : x
  2. Step 2: Convert to fraction form
    481,682.27/664,091.39 = 414,421.76/x
  3. Step 3: Cross multiply
    481,682.27x = 664,091.39 × 414,421.76
  4. Step 4: Simplify right side
    481,682.27x = 275,213,925,340.93
  5. Step 5: Solve for x
    x = 275,213,925,340.93/481,682.27
  6. Step 6: Final answer
    x = 571,359.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.